Process Control and Instrumentation What is the Laplace transform of impulse input having magnitude 'X' ? 1/X 1 X X² 1/X 1 X X² ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A barometer measures the __________ pressure. Dynamic Absolute as well as gauge Gauge Absolute Dynamic Absolute as well as gauge Gauge Absolute ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples can measure the maximum temperature? Iron-constantan Tungsten-molybdenum Chromel-alumel Platinum-rhodium Iron-constantan Tungsten-molybdenum Chromel-alumel Platinum-rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following can not measure a temperature of 1600°C ? Radiation pyrometer Thermocouple Platinum resistance thermometer Photo-electric pyrometer Radiation pyrometer Thermocouple Platinum resistance thermometer Photo-electric pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A control system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at the crossover frequency. This is __________ criterion. Bode stability Routh stability Nyquist None of these Bode stability Routh stability Nyquist None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For a feed back control system to be stable, the Poles of the closed loop transfer function should lie in the right half of the complex plane Bode plots of the corresponding open loop transfer function should monotoni-cally decrease Poles of the closed loop transfer function should lie in the left half of the complex plane Roots of the characteristic equation should be real Poles of the closed loop transfer function should lie in the right half of the complex plane Bode plots of the corresponding open loop transfer function should monotoni-cally decrease Poles of the closed loop transfer function should lie in the left half of the complex plane Roots of the characteristic equation should be real ANSWER DOWNLOAD EXAMIANS APP
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